Lib/test/test_glob.py

   1 import unittest
   2 from test.test_support import run_unittest, TESTFN
   3 import glob
   4 import os
   5 import shutil
   6
   7 class GlobTests(unittest.TestCase):
   8
   9     def norm(self, *parts):
  10         return os.path.normpath(os.path.join(self.tempdir, *parts))
  11
  12     def mktemp(self, *parts):
  13         filename = self.norm(*parts)
  14         base, file = os.path.split(filename)
  15         if not os.path.exists(base):
  16             os.makedirs(base)
  17         f = open(filename, 'w')
  18         f.close()
  19
  20     def setUp(self):
  21         self.tempdir = TESTFN+"_dir"
  22         self.mktemp('a', 'D')
  23         self.mktemp('aab', 'F')
  24         self.mktemp('aaa', 'zzzF')
  25         self.mktemp('ZZZ')
  26         self.mktemp('a', 'bcd', 'EF')
  27         self.mktemp('a', 'bcd', 'efg', 'ha')
  28         if hasattr(os, 'symlink'):
  29             os.symlink(self.norm('broken'), self.norm('sym1'))
  30             os.symlink(self.norm('broken'), self.norm('sym2'))
  31
  32     def tearDown(self):
  33         shutil.rmtree(self.tempdir)
  34
  35     def glob(self, *parts):
  36         if len(parts) == 1:
  37             pattern = parts[0]
  38         else:
  39             pattern = os.path.join(*parts)
  40         p = os.path.join(self.tempdir, pattern)
  41         res = glob.glob(p)
  42         self.assertEqual(list(glob.iglob(p)), res)
  43         return res
  44
  45     def assertSequencesEqual_noorder(self, l1, l2):
  46         self.assertEqual(set(l1), set(l2))
  47
  48     def test_glob_literal(self):
  49         eq = self.assertSequencesEqual_noorder
  50         eq(self.glob('a'), [self.norm('a')])
  51         eq(self.glob('a', 'D'), [self.norm('a', 'D')])
  52         eq(self.glob('aab'), [self.norm('aab')])
  53         eq(self.glob('zymurgy'), [])
  54
  55     def test_glob_one_directory(self):
  56         eq = self.assertSequencesEqual_noorder
  57         eq(self.glob('a*'), map(self.norm, ['a', 'aab', 'aaa']))
  58         eq(self.glob('*a'), map(self.norm, ['a', 'aaa']))
  59         eq(self.glob('aa?'), map(self.norm, ['aaa', 'aab']))
  60         eq(self.glob('aa[ab]'), map(self.norm, ['aaa', 'aab']))
  61         eq(self.glob('*q'), [])
  62
  63     def test_glob_nested_directory(self):
  64         eq = self.assertSequencesEqual_noorder
  65         if os.path.normcase("abCD") == "abCD":
  66             # case-sensitive filesystem
  67             eq(self.glob('a', 'bcd', 'E*'), [self.norm('a', 'bcd', 'EF')])
  68         else:
  69             # case insensitive filesystem
  70             eq(self.glob('a', 'bcd', 'E*'), [self.norm('a', 'bcd', 'EF'),
  71                                              self.norm('a', 'bcd', 'efg')])
  72         eq(self.glob('a', 'bcd', '*g'), [self.norm('a', 'bcd', 'efg')])
  73
  74     def test_glob_directory_names(self):
  75         eq = self.assertSequencesEqual_noorder
  76         eq(self.glob('*', 'D'), [self.norm('a', 'D')])
  77         eq(self.glob('*', '*a'), [])
  78         eq(self.glob('a', '*', '*', '*a'),
  79            [self.norm('a', 'bcd', 'efg', 'ha')])
  80         eq(self.glob('?a?', '*F'), map(self.norm, [os.path.join('aaa', 'zzzF'),
  81                                                    os.path.join('aab', 'F')]))
  82
  83     def test_glob_broken_symlinks(self):
  84         if hasattr(os, 'symlink'):
  85             eq = self.assertSequencesEqual_noorder
  86             eq(self.glob('sym*'), [self.norm('sym1'), self.norm('sym2')])
  87             eq(self.glob('sym1'), [self.norm('sym1')])
  88             eq(self.glob('sym2'), [self.norm('sym2')])
  89
  90
  91 def test_main():
  92     run_unittest(GlobTests)
  93
  94
  95 if __name__ == "__main__":
  96     test_main()